Check out the wiki howto page as it now has descriptions for the
mesh_param's

http://www.o11s.org/trac/wiki/HOWTO-0.4.2#advancedmesh

I think the settings that would speed up the transition would be:

*mesh_holding_timeout (time in ms to hold a peer entry before removing it
from the peer list, following a peering close request, or other peering
timeouts)*
*
*
also* *
*mesh_path_refresh_time (how many ms prior to a path expiration should a
path refresh be attempted)*
*mesh_hwmp_active_path_timeout (the length of time [in TU] that derived
forwarding path information will remain valid)*

*may help too.*
*
*
Regards,

David Fulgham


Keep in mind that lowering the timeouts creates more overhead on the mesh.
 Changes to the parameters are made on each node, so you could keep the
timeouts low on nodes that require and leave the others higher.


On Fri, Oct 14, 2011 at 10:27 AM, Zaki <[email protected]> wrote:

> Hi,
>
> I have a question about which parameter should i change to improve the mesh
> path refresh performance as indicated by mpath dump.
> In my setup, the best path chosen is A -> B -> C -> F.   Another node, E is
> set-up to create another best path should B is dead.
> A video tranmission is commenced from A to F without any problem. And by
> lowering down the TxPower of B to 0dBm, i notice there is a very short
> interruption to the video transmission but then it picked up to its previous
> speed performance.  During this time i know that node E is replacing node B
> to make a new best path.   But from my immediate mpath dump. i didn't see
> the path change as yet.  It still showed the old one.  Only after 10s then
> only the mpath dump shows the new best path.  Tried many times and the
> duration for the mpath to update as expected range between 10-30s.  Is this
> normal?.  Anything i can do to improve it to become immediate?.
>
> Thanks.
> Zaki.
>
>
>
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